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AM186ED-25KC View Datasheet(PDF) - Advanced Micro Devices

Part NameDescriptionManufacturer
AM186ED-25KC High Performance, 80C186- and 80C188-Compatible, 16-Bit Embedded Microcontrollers AMD
Advanced Micro Devices AMD
AM186ED-25KC Datasheet PDF : 88 Pages
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PRELIMINARY
TABLE OF CONTENTS
DISTINCTIVE CHARACTERISTICS ........................................................................................... 1
GENERAL DESCRIPTION .......................................................................................................... 1
AM186ED/EDLV MICROCONTROLLERS BLOCK DIAGRAM ................................................... 2
ORDERING INFORMATION ....................................................................................................... 3
Standard Products ........................................................................................................... 3
RELATED AMD PRODUCTS ...................................................................................................... 9
E86Family Devices ...................................................................................................... 9
Related Documents ....................................................................................................... 10
Third-Party Development Support Products .................................................................. 10
Customer Service .......................................................................................................... 10
KEY FEATURES AND BENEFITS ............................................................................................ 10
Application Considerations .............................................................................................11
COMPARING THE AM186ED/EDLV TO THE AM186ES/ESLV MICROCONTROLLERS ........ 12
Integrated DRAM Controller ........................................................................................... 12
Enhanced Refresh Control Unit ..................................................................................... 13
Option to Overlap DRAM with PCS ............................................................................... 13
Additional Serial Port Mode for DMA Support of 9-bit Protocols .................................... 13
Option to Boot from 8- or 16-bit Memory ....................................................................... 13
Improved External Bus Master Support ......................................................................... 13
PSRAM Controller Removed ......................................................................................... 13
TQFP CONNECTION DIAGRAMS AND PINOUTS .................................................................. 14
T Top Side View—100-Pin Thin Quad Flat Pack (TQFP) ................................................. 14
TQFP PIN DESIGNATIONS ....................................................................................................... 15
Sorted by Pin Number .................................................................................................... 15
Sorted by Pin Name ....................................................................................................... 16
F PQFP CONNECTION DIAGRAMS AND PINOUTS .................................................................. 17
Top Side View—100-Pin Plastic Quad Flat Pack (PQFP) ............................................. 17
PQFP PIN DESIGNATIONS ....................................................................................................... 18
Sorted by Pin Number .................................................................................................... 18
A Sorted by Pin Name ....................................................................................................... 19
LOGIC SYMBOL—AM186ED/EDLV MICROCONTROLLERS ................................................. 20
PIN DESCRIPTIONS ................................................................................................................. 21
Pins That Are Used by Emulators .................................................................................. 21
Pin Terminology ............................................................................................................. 21
R A19–A0 (A19/PIO9, A18/PIO8, A17/PIO7) .................................................................... 21
AD15–AD8 ..................................................................................................................... 21
AD7–AD0 ....................................................................................................................... 21
ALE ................................................................................................................................ 21
DARDY ............................................................................................................................. 22
BHE/ADEN ..................................................................................................................... 22
CLKOUTA ...................................................................................................................... 22
CLKOUTB ...................................................................................................................... 22
CTS0/ENRX0/PIO21 ...................................................................................................... 22
DEN/DS/PIO5 ................................................................................................................ 23
DRQ0/INT5/PIO12 ......................................................................................................... 23
DRQ1/INT6/PIO13 ......................................................................................................... 23
DT/R/PIO4 ..................................................................................................................... 23
GND ............................................................................................................................... 23
HLDA ............................................................................................................................. 23
HOLD ............................................................................................................................. 23
INT0 ............................................................................................................................... 24
INT1/SELECT ................................................................................................................ 24
4
Am186ED/EDLV Microcontrollers
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